| Value | Category | Cases | |
|---|---|---|---|
| 0 | 529 |
98%
|
|
| 1 | 5 |
0.9%
|
|
| 2 | 5 |
0.9%
|
|
| 4 | 1 |
0.2%
|
|
| Sysmiss | 21 |